Home / 36,769,612.08-50,740,120.80-21,087,827.40

Finding the Fourth Proportional to 36,769,612.08, 50,740,120.80 and 21,087,827.40

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Solution

The fourth proportional to 36,769,612.08, 50,740,120.80 and 21,087,827.40 is: 29,100,086.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,769,612.08 : 50,740,120.80 = 21,087,827.40 : x
  2. Step 2: Convert to fraction form
    36,769,612.08/50,740,120.80 = 21,087,827.40/x
  3. Step 3: Cross multiply
    36,769,612.08x = 50,740,120.80 × 21,087,827.40
  4. Step 4: Simplify right side
    36,769,612.08x = 1,069,998,909,685,549.75
  5. Step 5: Solve for x
    x = 1,069,998,909,685,549.75/36,769,612.08
  6. Step 6: Final answer
    x = 29,100,086.98

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.